Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual canal digital corresponde ao canal virtual 5.2?
 ###Tabelas: CREATE TABLE singles_performances_4–2 (singles_performances_4–2_id AUTO_INCREMENT PRIMARY KEY, Edition VARCHAR, Round VARCHAR, Date VARCHAR, Against VARCHAR, Surface VARCHAR, Opponent VARCHAR, Win/Lose VARCHAR, Result VARCHAR) CREATE TABLE broadcast (broadcast_id AUTO_INCREMENT PRIMARY KEY, Callsign VARCHAR, City of license VARCHAR, Virtual channel VARCHAR, Digital channel VARCHAR, Network VARCHAR) CREATE TABLE ships_in_class (ships_in_class_id AUTO_INCREMENT PRIMARY KEY, Hull Number VARCHAR, Name VARCHAR, Builder VARCHAR, Laid down VARCHAR, Launched VARCHAR, Completed VARCHAR) CREATE TABLE team_career_passing_records (team_career_passing_records_id AUTO_INCREMENT PRIMARY KEY, Name VARCHAR, Completions INT, Attempts INT, Completion % VARCHAR, Yards INT, Touchdowns INT, Interceptions INT, QB Rating VARCHAR) CREATE TABLE season-by-season_record (season-by-season_record_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Games INT, Lost INT, Tied VARCHAR, Points INT, Goals for INT, Goals against INT, Standing VARCHAR)  
SELECT Digital channel FROM broadcast WHERE Virtual channel = 5.2